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#ifndef IMAGEVIEWER_H
#define IMAGEVIEWER_H

#include <QScrollArea>

class QAction;
class QLabel;
class QMenu;
class QScrollArea;
class QScrollBar;
class QWheelEvent;

class ImageViewer : public QScrollArea
{
	Q_OBJECT

	public:
		ImageViewer();
		QScrollArea *getScrollArea();
		QLabel *getQLabel();
	protected:
		void wheelEvent(QWheelEvent *event);

	private Q_SLOTS:
		void zoomIn();
		void zoomOut();
		void normalSize();

	private:
		void scaleImage(double factor);
		void adjustScrollBar(QScrollBar *scrollBar, double factor);

		QLabel *imageLabel;
		QScrollArea *scrollArea;
		double scaleFactor;

		QAction *openAct;
		QAction *printAct;
		QAction *exitAct;
		QAction *zoomInAct;
		QAction *zoomOutAct;
		QAction *normalSizeAct;
		QAction *fitToWindowAct;
		QAction *aboutAct;
		QAction *aboutQtAct;

		QMenu *fileMenu;
		QMenu *viewMenu;
		QMenu *helpMenu;
};

#endif
